<template>
	<section>
		<!--工具条-->
		<el-col :span="24" class="toolbar" style="padding-bottom: 0px;">
			<el-form :inline="true">
				<el-form-item>
				<el-input v-model="keyword" placeholder="请输入关键字"></el-input>
				</el-form-item>
				<el-form-item>
					<el-button type="primary" v-on:click="keywordQuery">查询</el-button>
				</el-form-item>
				<el-form-item>
					<el-button type="primary" @click="handleAdd">新增</el-button>
				</el-form-item>
			</el-form>
		</el-col>

		<!--列表-->
		<el-table :data="employees" highlight-current-row v-loading="listLoading" @selection-change="selsChange" style="width: 100%;">
			<el-table-column type="selection" width="55">
			</el-table-column>
			<el-table-column type="index" label="序号" width="60">
			</el-table-column>
			<el-table-column prop="username" label="姓名" width="100" sortable>
			</el-table-column>
			<el-table-column prop="phone" label="电话" width="140" sortable>
			</el-table-column>
			<el-table-column prop="email" label="邮箱" width="140" sortable>
			</el-table-column>
			<el-table-column prop="age" label="年龄" width="100" sortable>
			</el-table-column>
			<el-table-column prop="state" label="状态" min-width="100" sortable>
        <template scope="scope">
          <span v-if="scope.row.state == 1" style="color: green">启用</span>
          <span v-else style="color: red">禁用</span>
        </template>
			</el-table-column>
      <el-table-column prop="department.name" label="所属部门" min-width="100" sortable>
			</el-table-column>
      <el-table-column prop="shop.name" label="所属店铺" min-width="100" sortable>
      </el-table-column>
			<el-table-column label="操作" width="150">
				<template scope="scope">
					<el-button size="small" @click="handleSave(scope.$index, scope.row)">编辑</el-button>
					<el-button type="danger" size="small" @click="handleDel(scope.$index, scope.row)">删除</el-button>
				</template>
			</el-table-column>
		</el-table>

		<!--工具条-->
		<el-col :span="24" class="toolbar">
			<el-button type="danger" @click="batchRemove" :disabled="this.sels.length===0">批量删除</el-button>
			<el-pagination layout="prev, pager, next" @current-change="handleCurrentChange" :page-size="pageSize" :current-page="currentPage" :total="totals" style="float:right;">
			</el-pagination>
		</el-col>

		<!--编辑界面-->
		<el-dialog :title="title" :visible.sync="saveFormVisible" :close-on-click-modal="false">
			<el-form :model="saveForm" label-width="80px" :rules="saveFormRules" ref="saveForm">
				<el-form-item label="姓名" prop="username">
					<el-input v-model="saveForm.username" auto-complete="off"></el-input>
				</el-form-item>
        <el-form-item label="电话" prop="phone">
          <el-input v-model="saveForm.phone" auto-complete="off"></el-input>
        </el-form-item>
        <el-form-item label="邮箱" prop="email">
          <el-input v-model="saveForm.email" auto-complete="off"></el-input>
        </el-form-item>
        <el-form-item label="密码" prop="password">
          <el-input placeholder="请输入密码" v-model="saveForm.password" auto-complete="off" show-password></el-input>
        </el-form-item>
        <el-form-item label="年龄" prop="age">
          <el-input v-model="saveForm.age" auto-complete="off"></el-input>
        </el-form-item>
        <el-form-item label="状态">
          <el-radio-group v-model="saveForm.state">
            <el-radio class="radio" :label="1">启用</el-radio>
            <el-radio class="radio" :label="0">禁用</el-radio>
          </el-radio-group>
        </el-form-item>
        <el-form-item label="所属部门" prop="department_id">
          <el-select v-model="saveForm.department_id" placeholder="请选择">
            <el-option v-for="item in departments"
                       :label="item.name"
                       :value="item.id">
              <span style="float: left">{{ item.name }}</span>
              <span style="float: right; color: #8492a6; font-size: 13px">{{ item.sn }}</span>
            </el-option>
          </el-select>
        </el-form-item>
        <el-form-item label="角色" prop="role_id">
          <el-select v-model="saveForm.role_id" placeholder="请选择">
            <el-option v-for="item in roles"
                       :label="item.name"
                       :value="item.id">
              <span style="float: left">{{ item.name }}</span>
              <span style="float: right; color: #8492a6; font-size: 13px">{{ item.sn }}</span>
            </el-option>
          </el-select>
        </el-form-item>
			</el-form>
			<div slot="footer" class="dialog-footer">
				<el-button @click.native="saveFormVisible = false">取消</el-button>
				<el-button type="primary" @click.native="saveSubmit" :loading="saveLoading">提交</el-button>
			</div>
		</el-dialog>
	</section>
</template>

<script>

	export default {
		data() {
			return {
				// 1.分页查询的数据模型
				employees: [],
				totals: 0,
				pageSize: 5,
        currentPage: 1,
				listLoading: false,

        // 2.高级查询
        keyword: '',

        // 3.批量删除
				sels: [],//列表选中列

        // 4.添加和修改的数据模型
        title: '',
				saveFormVisible: false,//编辑界面是否显示
				saveLoading: false,
				saveFormRules: {
					username: [
						{ required: true, message: '请输入姓名', trigger: 'blur' }
					],
          phone: [
            { required: true, message: '请输入电话', trigger: 'blur' }
          ],
          email: [
            { required: true, message: '请输入邮箱', trigger: 'blur' }
          ]
				},
				//编辑界面数据
				saveForm: {
					id: null,
          username: '',
          phone: '',
          email: '',
          password: '',
          age: null,
          state: 1,
          department_id: null,
          role_id: null
				},

        // 5.所属部门
        departments: [],

        // 6.角色
        roles: []
			}
		},
		methods: {
      // 1.获取员工分页列表信息
      getEmployees() {
        let param = { // 封装参数
          currentPage: this.currentPage,
          pageSize: this.pageSize,
          keyword: this.keyword
        };
        this.listLoading = true; // 加载框
        this.$http.post("/employee", param).then(res => {
          this.totals = res.data.totals;
          this.employees = res.data.data;
          this.listLoading = false;
        }).catch(res => {
          this.$message.error("系统繁忙，请稍后重试！");
        });
      },

      // 2.点击分页栏页码触发查询分页信息
			handleCurrentChange(val) {
				this.currentPage = val;
				this.getEmployees();
			},

      // 3.高级查询
      keywordQuery() {
        this.currentPage = 1;
        this.getEmployees();
      },

			// 4.删除
			handleDel: function (index, row) {
				this.$confirm('确认删除该记录吗?', '提示', {
					type: 'warning'
				}).then(() => {
					this.listLoading = true;
					this.$http.delete("/employee/"+row.id).then(res => {
            this.listLoading = false;
					  if (res.data.success) {
					    let pageTotals = Math.ceil(this.totals / this.pageSize);
					    if (this.currentPage == pageTotals && (this.totals - 1) % this.pageSize == 0 && this.currentPage != 1) {
					      this.currentPage = this.currentPage - 1;
              }
					    this.getEmployees();
            } else {
              this.$message.error("系统繁忙，请稍后重试！");
            }
          }).catch(res => {
            this.$message.error("系统繁忙，请稍后重试！");
          });
				}).catch(() => {
				});
			},

      // 5.批量选中后都加入数组中
      selsChange: function (sels) {
        this.sels = sels;
      },

      // 6.批量删除
      batchRemove: function () {
        let ids = this.sels.map(item => item.id);
        this.$confirm('确认删除选中记录吗？', '提示', {
          type: 'warning'
        }).then(() => {
          this.listLoading = true;
          this.$http.patch("/employee",ids).then(res => {
            this.listLoading = false;
            if (res.data.success) {
              this.currentPage = 1;
              this.getEmployees();
            } else {
              this.$message.error("系统繁忙，请稍后重试！");
            }
          }).catch(res => {
            this.$message.error("系统繁忙，请稍后重试！");
          });
        }).catch(() => {
        });
      },

			// 7.显示修改界面
			handleSave: function (index, row) {
        this.title = "修改";
				this.saveForm = Object.assign({}, row);
        this.getDepartments();
        this.getRoles();
        this.saveFormVisible = true;
			},

			// 8.显示新增界面
			handleAdd: function () {
        this.title = "新增";
				this.saveForm = {
          id: null,
          username: '',
          phone: '',
          email: '',
          password: '',
          age: null,
          state: 1,
          department_id: null,
          role_id: null
				};
				this.getDepartments();
				this.getRoles();
        this.saveFormVisible = true;
			},

			// 9.添加和修改
			saveSubmit: function () {
				this.$refs.saveForm.validate((valid) => {
					if (valid) {
						this.$confirm('确认提交吗？', '提示', {}).then(() => {
							this.saveLoading = true;
							this.$http.put("/employee",this.saveForm).then(res => {
                this.saveLoading = false;
                if (res.data.success) {
                  this.getEmployees();
                } else {
                  this.$message.error("系统繁忙，请稍后重试！");
                }
                this.listLoading = false;
              }).catch(res => {
                this.$message.error("系统繁忙，请稍后重试！");
              });
							this.saveFormVisible = false;
						});
					}
				});
			},

      // 10.所属部门
      getDepartments() {
        this.$http.get("/department").then(res => {
          this.departments = res.data;
        });
      },

      // 11.角色
      getRoles() {
        this.$http.get("/role").then(res => {
          this.roles = res.data;
        });
      }

		},
		mounted() {
			this.getEmployees();
		}
	}

</script>

<style scoped>

</style>